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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#include "vtkOpenFOAMReader.h"
#include "vtkCellData.h"
#include "vtkCompositeDataGeometryFilter.h"
#include "vtkCompositePolyDataMapper.h"
#include "vtkInformation.h"
#include "vtkMultiBlockDataSet.h"
#include "vtkNew.h"
#include "vtkPointData.h"
#include "vtkProperty.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderer.h"
#include "vtkUnstructuredGrid.h"
#include "vtkRegressionTestImage.h"
#include "vtkTestUtilities.h"
namespace
{
// Get any block of specified type
template <class Type>
Type* findBlock(vtkMultiBlockDataSet* mb)
{
Type* dataset = nullptr;
const unsigned int nblocks = (mb ? mb->GetNumberOfBlocks() : 0u);
for (unsigned int blocki = 0; !dataset && blocki < nblocks; ++blocki)
{
vtkDataObject* obj = mb->GetBlock(blocki);
dataset = Type::SafeDownCast(obj);
if (!dataset)
{
dataset = findBlock<Type>(vtkMultiBlockDataSet::SafeDownCast(obj));
}
}
return dataset;
}
} // End anonymous namespace
int TestOpenFOAMReaderLargePolyhedral(int argc, char* argv[])
{
// Read file name.
char* filename = vtkTestUtilities::ExpandDataFileName(
argc, argv, "Data/OpenFOAM/largePolyhedral/largePolyhedral.foam");
// Read the file
vtkNew<vtkOpenFOAMReader> reader;
reader->SetFileName(filename);
delete[] filename;
reader->Update();
// Read everything
reader->EnableAllPatchArrays();
reader->Update();
reader->Print(std::cout);
reader->GetOutput()->Print(std::cout);
auto* allBlocks = vtkMultiBlockDataSet::SafeDownCast(reader->GetOutput());
if (!allBlocks)
{
std::cout << "No blocks!\n";
return 1;
}
vtkIdType nCells = 0;
auto* ug = findBlock<vtkUnstructuredGrid>(allBlocks);
if (ug)
{
nCells = ug->GetNumberOfCells();
}
int retVal = (nCells != 1);
return retVal;
}
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